Identification of productions, fakes and restorations: some examples
Non-destructive analysis of works of art via portable spectroscopic methods

We'll take a few examples to illustrate the identification of specific technologies (various uses of lapis lazuli, until recently considered too rare to be used as a pigment in glasses and ceramics, a wide range of opacifiers: tin oxide (figure 15), microbubbles (figure 16), arsenates, zircons...), discrimination between objects/original parts and fakes/restorations. With the exception of porcelains prepared from very pure kaolins, the body of ceramics is more or less coloured yellow or...